🧠 AI Image Generator Bot — Telegram + AI/ML API

This n8n workflow allows users to generate AI-generated images by sending messages to a Telegram bot. Each request is logged in Google Sheets and limited by a daily quota per user. Image prompts are enhanced by LLM before generation.

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🚀 Features

• 📩 Telegram-based input
• 🧠 Prompt enhancement with GPT-4o
• 🎨 AI image generation via flux-pro model (AIMLAPI)
• 🖋 Auto-caption generation
• 📊 Usage tracked per user daily in Google Sheets
• 🔒 Daily request limits
• ✅ Graceful UX for over-limit cases

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🛠 Setup Guide

1. 📲 Create Telegram Bot

• Talk to @BotFather
• Use /newbot → Choose a name and username
• Save the bot token

2. 🔐 Set Up Credentials in n8n

• Telegram API: Use your bot token
• Google Sheets: Set up via OAuth2 or Service Account
• AI/ML API: Set up with your API key from aimlapi.com

3. 📗 Prepare Google Sheet

• Name: Any (e.g., Image bot usage statistic)
• Sheet: Sheet1
• Columns:

 user_id | date | query | result_url

• Share the sheet with the email of your service/OAuth2 account

4. 🔧 Configure the Workflow

• Open the n8n editor and import the JSON

• Update:

  • Telegram credential
  • Google Sheets credential and Sheet ID
  • AI/ML API credentials

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⚙️ Flow Summary

Node

Function

📩 Receive Telegram Message

Triggered by user message

📊 Fetch Usage Logs

Reads today's entries from Sheet

📈 Count Today’s Requests

Counts how many generations today

🔢 Set Daily Limit

Sets default limit (5)

🚦 Check Limit Exceeded?

If over limit → notify

🧠 Enhance Prompt

Uses GPT-4o to improve user's prompt

🎨 Generate Image

Sends to AIMLAPI to generate

🖋 Describe Image

Generates caption for the image

📤 Send Image to User

Sends back to Telegram

📝 Log Successful Generation

Writes to Google Sheets

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📁 Data Logging

Each successful generation is stored in Google Sheets:

user_id

date

query

result_url

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💡 Example Prompt Flow

1. User sends:

   astronaut cat floating in space
   

2. Bot replies:

   Here’s your image:
   A majestic feline astronaut drifts through a glittering cosmic void, its helmet reflecting starlight.

3. The image is sent with the caption

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🔄 Daily Limit

• Default: 5 generations/day per Telegram user
• You can change this in the 🔢 Set Daily Limit node

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🧪 Testing

• Use /execute workflow in Telegram — not "Execute Node" in editor
• Log test results to sheet
• Add extra Set nodes for debugging as needed

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📎 Resources

• 🔗 AI/ML API Docs
• 🖼️ flux-pro Model UI